Jun 7, 2026 · Doubles
Lost 6-7,4-6
−0.04
Rating 4.49 → 4.45Doubles result
Player profile
John Hackbert: estimated dynamic rating
John Hackbert
USTA4.5NorCal league player
Estimated dynamic rating
▲ +0.01 this season
Active teams
No active team listing yet.
2026
6 matches
Apr · 4.63
Jun · 4.45
Jun 7 · Doubles−0.04
L R. Stark / G. Cramer
6-7,4-6 · with Adam Mernit
● Won ● Lost · Select a point to see that match.Your whole season is recalculated daily, so earlier points can shift as new results come in.
Current season
6 matches
Published NorCal league results in 2026.
Jun 6, 2026 · Doubles
Lost 2-6,1-6
−0.01
Rating 4.51 → 4.49Doubles result
May 30, 2026 · Doubles
Lost 6-3,2-6,0-1
−0.01
Rating 4.52 → 4.51Doubles result
May 16, 2026 · Doubles
Lost 0-6,3-6
−0.06
Rating 4.58 → 4.52Doubles result
May 7, 2026 · Doubles
Lost 6-7,4-6
−0.02
Opponents
Sean DizonCurrently on MERVYN MORRIS PK CM9.5A
4.98James VanreuselCurrently on OLYMPIC CM9.5A
4.89Rating 4.60 → 4.58Doubles result
Apr 25, 2026 · Doubles
Lost 3-6,4-6
−0.03
Rating 4.63 → 4.60Doubles result
Best match
−0.01
May 30 vs D. Bermudez / Q. Tan
Worst match
−0.06
May 16 vs M. Saucy / J. Hosbein
Where you started ›4.44
2023 year-end NTRP 4.54.30
Scale calibration+0.14
Season start4.44
Your starting point comes from your official year-end NTRP, not from any third-party rating. The calibration is a fixed shift that puts our scale on the same level as NTRP.
▲
Combo and mixed matches aren’t included. This rating is built from standard men’s and women’s league play only — combo and mixed results feed your separate combo/mixed ratings, not this one.
Updated Nov 4
Year-end re-anchoring
Pulled toward the 2024 year-end level+0.004.44
Pulled toward the 2025 year-end level−0.024.63
More about John
John Hackbert has been a USTA NorCal 4.5 since 2022. The estimated dynamic rating is 4.45, up 0.01 this season, with a 0–6 record in 2026. Most frequent partner: Ryan Smith, 0–5 in 5 matches together.
Record
0–6
2026 season, 6 matches
6–6
2025 season, 12 matches
2
Longest winning streak
1–4
Matches that went to a third set or match tiebreak
Partners
- Ryan Smith5 matches together0–5
- Adam Mernit4 matches together1–3
- David Mullarkey4 matches together1–3
Best wins
Against the highest-rated opponents by year-end NTRP, this season and last.
- d. Nicholas Chu (4.5) / Eric Jue (4.5)Aug 9, 2025 · Doubles6-2, 5-7, 1-0
- d. Kushal Chakrabarty (4.5) / Michael Myette (4.5)Jun 14, 2025 · Doubles6-4, 6-3
Year-end NTRP, 2010–2026
4.5 in 2010 and 4.5 from 2022 to 2026.
MatchPoint's estimated dynamic rating is an independent estimate from published USTA NorCal league results through November 4, 2026. It is not a rating USTA calculates, and MatchPoint is not affiliated with USTA.
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